Cable modem



FIG. 1 is a top-side perspective view of a cable modem showing my new design;

FIG. 2 is a front elevated view thereof;

FIG. 3 is a rear elevated view thereof;

FIG. 4 is a left elevated view thereof;

FIG. 5 is a right elevated side view thereof; and,

FIG. 6 is a elevated bottom view according to the new design. 

The ornamental design for a cable modem, as shown. 